fixed "overlap" calculation (thanks to bamoore01)

git-svn-id: https://pycam.svn.sourceforge.net/svnroot/pycam/trunk@255 bbaffbd6-741e-11dd-a85d-61de82d9cad9

Changelog

 Version 0.2.3 - UNRELEASED
+ * fixed "overlap" calculation
 
 Version 0.2.2 - 2010-03-17
  * added a graphical installer for Windows (via distutils)

pycam/Gui/Project.py

@@ -1364,7 +1364,7 @@ class ProjectGui:
         minz = float(self.settings.get("minz"))
         maxz = float(self.settings.get("maxz"))
 
-        effective_toolradius = self.settings.get("tool_radius") * (1.0 - self.settings.get("overlap")/200.0)
+        effective_toolradius = self.settings.get("tool_radius") * (1.0 - self.settings.get("overlap")/100.0)
         x_shift = effective_toolradius
         y_shift = effective_toolradius